3 / 2 ) , from tu ##lag ##i to gu ##ada ##lc ##anal . on 18 september , an allied naval convoy delivered 4 @ , @ 157 men from the 3rd provisional marine brigade ( the u . s . 7th marine regiment augmented by additional support units ) to gu ##ada ##lc ##anal . these reinforcements allowed van ##de ##gr ##if ##t — beginning on 19 september — to establish an unbroken line of defense around the lung ##a perimeter . van ##de ##gr ##if ##t ' s forces ' next significant clashes with the japanese occurred along the mata ##nik ##au river from 23 – 27 september and 6 – 9 october . = = significance = = on 15 september , general h
3 / 2 ), from tulagi to guadalcanal. on 18 september, an allied naval convoy delivered 4 @, @ 157 men from the 3rd provisional marine brigade ( the u. s. 7th marine regiment augmented by additional support units ) to guadalcanal. these reinforcements allowed vandegrift — beginning on 19 september — to establish an unbroken line of defense around the lunga perimeter. vandegrift's forces'next significant clashes with the japanese occurred along the matanikau river from 23 – 27 september and 6 – 9 october. = = significance = = on 15 september, general h